27960465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143387}}^1$

素因数の和:143408

約数の個数: 16

約数和(自身を含む): 48178368

約数和(自身を除く): 20217903

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 143387, 430161, 716935, 1864031, 2150805, 5592093, 9320155, 27960465]

約数ペア:

[(1, 27960465), (3, 9320155), (5, 5592093), (13, 2150805), (15, 1864031), (39, 716935), (65, 430161), (195, 143387)]